# NTSB NYC67A0094: Brantly B-2B, N2277U, Riverdale, MD, December 23, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 23, 1966
- Place: Riverdale, MD · RIVERDALE, MD
- Location: 39.0993° N, 76.5358° W: Placed by OpenAirDocs: center of Riverdale, MD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.0993&lon=-76.5358&mi=10
- Phase of flight: [Emergency descent](https://openairdocs.org/ntsb-phases/600) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 22, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 120074
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC67A0094
- Page: https://openairdocs.org/ntsb/NYC67A0094

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-1061  66/12/23   RIVERDALE MD        BRANTLY B-2B        CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 31, 280
        TIME - 1120                    N2277U              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 255 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - COLLEGE PARK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: AUTOROTATIVE DESCENT
           COLLIDED WITH: TREES                                     LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - MISJUDGED CLEARANCE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SIMULATED CONDITIONS
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- ENGINE QUIT DURING POWER RECOVERY ATTEMPT AFTER PRACTICE AUTOROTATION.MAIN ROTOR STRUCK SMALL TREE
```

## Aircraft

- Registration: [N2277U](https://openairdocs.org/aircraft/N2277U), registered now, S/N 442 (OpenAirDocs)
- Reported make and model: BRANTLY B-2B
- Registry model: [Brantly B-2B](https://openairdocs.org/model/brantly-b-2b) (registry code 1440506) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: College Park

## Other investigations on N2277U (2)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB NYC81FGT10](https://openairdocs.org/ntsb/NYC81FGT10), Aug 19, 1981: Brantly B-2B (N2277U), New Cumberland, PA, substantial damage
- [NTSB NYC66A0009](https://openairdocs.org/ntsb/NYC66A0009), Jul 12, 1965: Brantly B-2 (N2277U), Suitland, MD, substantial damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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